10 Pack CP-BATT-8821 Battery Compatible with 8821, 8821-EX, CP-8821 Wireless VOIP Phone 3.8V Li-Polymer 1700mAh

Compatible device models: 8821, 8821-EX, CP-8821 Compatible battery models: CP-BATT-8821, 74-102376-01 Specifications: Battery voltage: 3.8V Battery capacity: 1700mAh/6.46Wh Professional-grade battery solution Designed for professional users who pursue efficiency, this battery pack uses military-grade cells and an intelligent BMS management system to redefine the standard for endurance. Precision size adaptation Manufactured strictly in accordance with original specifications (tolerance ±0.15mm), the integrated structure ensures 100% physical compatibility with the battery, eliminating the risk of loosening and falling off. Environmentally friendly and durable design After 500 full charge and discharge cycles, it can still maintain more than 80% of the capacity, in line with RoHS environmental standards, and can reduce 60% of waste generation compared to traditional NiMH batteries. Safety Instructions For supporting equipment only It is recommended to fully charge and discharge the battery before first use to activate the battery When storing the battery in a cool and dry environment, keep the power below 50%

• ApplICablemodels: 8821, 8821-EX, CP-8821
• Battery model: CP-BATT-8821, 74-102376-01
• Specification:Voltage: 3.8 V; Type: Li-Polymer; Capacity: 1700mAh / 6.46 Wh; Size: 101.50 x 41.70 x 4.20mm
• If the battery life of your wireless device is significantly reduced, you should replace the battery
• Quality certification: ROSH, CE, UL triple certification, no memory effect, overcharge, over discharge, overheating, over current, short circuit protection