Colour: Red Laser Pointer Function: For Office & Teaching Output Range: 0.5mw-30mw Output: 5m W Wave Length Range: 635nm-670nm Wave Length: 650nm Shape: Keychain Shaped
Material: Stainless Steel Power Supply: 3x LR41 Operation Voltage (V): 4.5V Working Temperature (degree): 5℃-45℃ Dimension (mm): 100 25 10 Shipping Weight (Kg):