Wireless Anti-Lost Alarm Device Set (1 x AAA /1 x CR2032)
Color: Black - Material: Plastic - Operation range: 0~25m - Convenient to find the protected object - Easy to use no cable required - Features anti-lost & searching functions - Receiver powered by 1 x AAA battery (not included) - Transmitter powered by 1 x CR2032 3V battery (included)