[Multi-functional Headlight] Designed with a mount, RN 400 can be tightly installed on the helmet, handlebar, or under the camera. All in one design bike headlight is suitable for urban riding and daily commuting. [Easy to Read Battery Indicator] At standby mode, short press the power button will automatically display the power status of the RN 400 for three seconds. Green: 21%-100%; Red: 11%-20%; Red in Flash: 1%-10%. [IPX7 Waterproof] IPX7 waterproof rate makes the bike light capable to withstand water immersion up to 1m depth, which renders the riding safer even if it rains and reduces the interference of rainy days on cycling to a large extent. [Secure Anti-glare Lens] The “anti-glare” design of RN 400 moves the light beam downward, to avoid blinding the oncoming motorists or pedestrians, increg night riding safety on road. [Rechargeable Bikelight] Olight RN 400 is a bike headlight with a max output of 400 lumens and equipped with a fast-charging USB-C port, supports large current charging, effectively reduced charging time. [Attention] Before use, please hold the button for 3 Seconds to unlock the bike light. Otherwise the button will flash red and the light will not turn on due to the built-in locking function.

Brightness: 400 Lumen. Number of settings: 1. Item Dimensions LxWxH: 2.83 x 1.22 x 1.22 inches. Mounting Type: Handlebar Mount. Item Weight: 85 Grams. Water Resistance Level: Waterproof. Power Source: Battery Powered. Material: Aluminum. Brand: OLIGHT. Color: Black. Date First Available: November 16, 2020. Best Sellers Rank: #67,318 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 481 ratings 4.6 out of 5 stars. : B08MTWKV4G. Included Components: ?USB-C cable x 1, Silicon strap x 4, Handlebar mount x 1, 3mm hex x 1, RN 400 x 1. Part Number: ?Olight-RN400. Manufacturer: ?OLIGHT. Brand Name: ?OLIGHT. Package Weight: ?0.28 Kilograms. Item Package Dimensions L x W x H: ?6.06 x 2.83 x 2.32 inches. International Protection Rating: ?IPX7. Auto Part Position: ?Front. Brightness: ?400 Lumen. Number of settings: ?1. Item Dimensions LxWxH: ?2.83 x 1.22 x 1.22 inches. Mounting Type: ?Handlebar Mount. Item Weight: ?85 Grams. Water Resistance Level: ?Waterproof. Power Source: ?Battery Powered. Material: ?Aluminum. Brand: ?OLIGHT. Color: ?Black.