YL-5J 1500mAh 3.7V Replacement Battery - Compatible with Yealink W59R/W56h/W76P/W60P/W77P/W79P

【Wide Compatibility】: This YL - 5J replacement battery is compatible with a wide range of Yealink phones, including W59R, W56H, W79P, W76p, W56h/p, W56HB, W56P, W59VR, W60P, W77P, and One Talk IP DECT Voip phones. It’s the perfect solution to keep your devices powered up. 【High - Quality Battery】: With a voltage of 3.7V and a capacity of 1500mAh (5.55Wh), it provides reliable power. The battery size is 59.80 x 38.00 x 5.60mm and weighs only 51.0g. Please fully deplete the battery before charging for the first time, and complete 3 to 5 full charge and discharge cycles to optimize performance and longevity. 【Safety and Quality Assurance】: Certified with ROSH, CE, and UL, this battery features no memory effect. It also has protection against over - charge, over - discharge, over - heat, over - current, and short - circuit, ensuring long - term and safe use. 【Perfect Replacement】: Boasting a high - capacity circulation function, it can perfectly replace your original batteries, giving your devices a new lease on life. 【Excellent After - sales Service】: Your satisfaction is our top priority. We offer 24/7 email support. Additionally, enjoy a 12 - month warranty and a 14 - day money - back guarantee.