Product detailed description

Akyga CR2477HT Lithium Battery (3V)

A highly reliable and robust lithium coin cell battery, the Akyga CR2477HT operates at 3V and features significantly enlarged dimensions (Ø24.5 × 7.7 mm). The 'HT' in the model name stands for High Temperature resistance, guaranteeing stable power output even under severe operating conditions.

The Standard for New Sonoff Sensors

Thanks to its immense capacity, ultra-low self-discharge rate, and long shelf life, this battery is the perfect choice for smart home devices you wish to install and forget about for years. This thicker battery format (CR2477) is the primary power source for the modern, upgraded 'P' series of Sonoff Zigbee sensors:

• Sonoff Wireless Zigbee Button (SNZB-01P).
• Sonoff Zigbee Temperature and Humidity Sensor (SNZB-02P).
• Sonoff Zigbee Door and Window Sensor (SNZB-04P).

Technical Specifications:

• Battery Type: Lithium Coin Cell, format CR2477.
• Nominal Voltage: 3 V.
• Physical Dimensions: Ø24.5 × 7.7 mm.
• Features: HT (High Temperature) version for increased operational resilience.