- Description
- Review
CR2 Lithium Batteries are a pack of four 3-volt batteries designed for long-lasting power and low self-discharge. These batteries are commonly used in a variety of small electronic devices, including digital cameras, flashlights, night-vision goggles, calculators, memory backup systems, and security sensors.
Small on Prices, Big on Features
Multi-user Sharing
Sharing important moment with your family anytime anywhere.
Doorbell Chim
Pickup distance up to 300 feet，you can hear chime no matter where you are home.
Tamper-proof Protection
If the doorbell is removed, an alarm will sound to deter intruders.
IP65 Waterproof
High quality and waterproof design provide you with long-lasting and durable protection.