Size & Connector: Model: 505573 Li-ion Battery (Lithium Polymer). Size: 5 x 55 x 74mm / 0.2" x 2.17" x 2.91". Voltage: 3.7V; Max Charging Voltage: 4.25V. Capacity: 2500mAh. Net Weight: 14g
Polarity Check Before Purchase: This battery is NOT universal. Make sure your device polarity matches the battery pack connector (+/-) before purchase. Wrong polarity may cause short circuit or device damage. If you are unsure, please check your original battery connector first
Reliable Performance: Stable output with no leaking and long cycle life, offering excellent cost performance for replacing or upgrading your 3.7V lithium polymer battery pack
PCM Protection Built-In: With PCM protection function to help prevent over charge, over discharge, over current and short circuit, improving safety and extending battery service life
Wide Compatibility: Suitable for many 3.7V4.2V devices such as Bluetooth speakers, dash cam, wireless keyboard and mouse, Wi-Fi smart home systems, PDA, digital cameras, GPS, e-books, tracking devices, blood oxygen tracking equipment, pulse monitors, wireless and IoT devices
JST PH2.0mm Connector: Equipped with JST PH2.0mm connector and wire for easy installation and secure connection to compatible devices requiring this standard connector type
Rechargeable Design: Lithium polymer rechargeable battery allows for multiple charge cycles, providing a cost-effective and sustainable power solution for your electronic devices