Description
Tired of your Grandstream WP826 or WP836 Wi-Fi cordless phone dying mid-shift? This is the exact OEM replacement battery Grandstream designed for these popular portable handsets. With a full 3000mAh capacity, it restores your original performance—up to 12 hours of talk time (WP826) or 10 hours (WP836) and a massive 240 hours of standby—so you stay connected on the warehouse floor, retail sales floor, or anywhere your team needs reliable mobility. Plug-and-play installation, no programming required.
Technical Specifications
- Type: Rechargeable Li-Ion
- Capacity: 3000mAh
- Voltage: 3.7V
- Part Number: GS-03 / 116-00019-00A-01
- Compatibility: Grandstream WP826 & WP836 Wi-Fi Cordless IP Phones
- Talk Time (with original phone): Up to 12 hours (WP826) / 10 hours (WP836)
- Standby Time: Up to 240 hours
- Charging: Compatible with original Grandstream USB-C cradle and fast-charging support
- Dimensions & Weight: Compact replacement that maintains the phone’s slim profile (exact dimensions match OEM)
- Warranty: 1-year manufacturer warranty (standard for Grandstream accessories)