--- product_id: 621146002 title: "SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery" brand: "durnergy" price: "¥4534" currency: JPY in_stock: true url: https://www.desertcart.jp/products/621146002-sr621sw-watch-battery-100-pcs-ag1-battery-watch-batteries-364 store_origin: JP region: Japan --- # Stable 1.55V output Eco-friendly, no toxic metals Wide -4℉ to 140℉ range SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery **Brand:** durnergy **Price:** ¥4534 **Availability:** ✅ In Stock ## Summary > 🔋 Power your essentials with precision and peace of mind! ## Quick Answers - **What is this?** SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery by durnergy - **How much does it cost?** ¥4534 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/621146002-sr621sw-watch-battery-100-pcs-ag1-battery-watch-batteries-364) ## Best For - durnergy enthusiasts ## Why This Product - Trusted durnergy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Conscious Energy:** Free from lead, mercury, and cadmium—safe for you and the planet. - • **Reliable Power, Always:** Consistent voltage ensures your devices run smoothly without interruption. - • **Versatile Compatibility:** Fits a wide range of devices from watches to laser toys, making it your go-to power source. - • **Smart Packaging Innovation:** Individually perforated batteries let you use exactly what you need, no waste or misplacement. - • **Built to Last in Any Climate:** Operates flawlessly from freezing cold to scorching heat, perfect for all environments. ## Overview The SR621SW Watch Battery 100 Pack offers stable 1.55V alkaline power in a sealed steel case, ensuring leak-proof, long-lasting performance across a wide temperature range (-4℉ to 140℉). Eco-friendly and free from harmful metals, these batteries feature a unique anti-misalignment perforated design for convenient use and storage. Compatible with numerous small electronics including watches, decorative clocks, and laser toys, this pack is backed by 18 years of quality assurance from DURNERGY. ## Description SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery ## Features - High Performance Battery AG1: The 364 watch battery voltage is stable and can be discharged continuously and steadily without damaging your device, the sr621sw battery case is a sealed steel case, which can effectively prevent liquid leakage. The battery has a wide temperature range, -4℉-140℉ can be used normally. - Green Watch Battery 364: The battery does not contain lead, mercury, cadmium and other harmful substances, no pollution to the environment, you can directly put 364/363 watch battery into the trash after use. Please note that when using the batteries, try to pinch both edges of the batteries instead of the positive and negative terminals. - Anti-misalignment Design: Each watch battery sr621sw can be individually cut along the dotted line, remove one 364 battery without worrying about the remaining batteries being misplaced or unable to be stored, this design is very reasonable for situations where button battery 364 do not need to be used up at the same time. - Battery Applications: Watch batteries ag1 are also commonly referred to as the following battery models: LR621, SR621, SR621SW, LR60, SR60, CX60, 363, 364, generally available for use in watch, little decorative clocks, laser cat toy, tiny flashlight, smal knife light, fuse tester device, etc. - DURNERGY has been engaged in the household battery industry for 18 years, carefully supervising every aspect of the battery production process, and will carry out strict quality testing before the batteries are shipped out of the factory, if you receive a problem with the v364 watch battery, please contact customer service immediately for after-sales. ## Product Details - **Number of Batteries:** 100 Product Specific batteries required. - **Brand:** DURNERGY - **Battery Cell Composition:** Alkaline - **Battery Capacity:** 13 Milliamp Hours - **Recommended Uses For Product:** Watch ## Images ![SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery - Image 1](https://m.media-amazon.com/images/I/71oRXX1aqWL.jpg) ## Frequently Bought Together - DURNERGY SR621SW Watch Battery 100 Pcs, AG1 Battery Watch Batteries 364 363, Alkaline Coin Button Cell Battery, LR621 Green Battery - DURNERGY SR626SW Watch Battery 100 Pcs, AG4 Alkaline Button Cell Battery, Clock Battery 377/376 Watch Battery, 1.5V LR626 Batteries 377A - DURNERGY SR920SW Watch Battery 100 Pack, LR920 LR921 370/371 Watch Battery, Pilas AG6 Coin Batteries 371, Alkaline Button Cell Battery --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/621146002-sr621sw-watch-battery-100-pcs-ag1-battery-watch-batteries-364](https://www.desertcart.jp/products/621146002-sr621sw-watch-battery-100-pcs-ag1-battery-watch-batteries-364) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-20*