1. Made of high-quality engineering plastic material, strong and durable. 2. Compact and lightweight design, easy to install and carry. 3. Waterproof construction allows use in rainy conditions. 4. Features USB rechargeable battery for repeated use. 5. Attaches to fishing rod handle; power button activates with a press, blue LED light turns on to indicate operation. 6. Gravity-sensing technology automatically turns the light on when the rod is lifted from the rack. Specifications: Battery: 300mAh lithium battery Fits fishing rod handle diameter: 1824mm Charging method: USB 5V Light source: LED Function: Gravity induction Runtime: Up to 12 hours Charging time: Approximately 2 hours Charging indicator: Flashing light during charging, steady light when fully charged Color: Black Material: Plastic Size: 75 x 30mm Package Contents: 2 x Lamp 2 x USB cable 4 x Rubber strap Note: Lighting and display differences may cause slight color variation between the image and actual item. Measurement allows an error of +/- 13 cm.