Colour: Red Laser Pointer Function: For Office & Teaching Output Range: 0.5mw-30mw Output: 1m W Wave Length Range: 635nm-670nm Wave Length: 650nm Shape: Keychain Shaped
Material: Stainless Steel Power Supply: 3x LR1130 Operation Voltage (V): 4.5V Working Temperature (degree): 5℃-45℃ Dimension (mm): 120 25 15 Shipping Weight (Kg):