Rechargeable 3,500 Lumen Handheld Flashlight. The DAVINCI 3,500 lumen rechargeable flashlight by NEBO is a powerful handheld flashlight with 4 light modes. The included mode selection dial makes it easy to switch between modes and the powerful LED in this flashlight can light up 131 meters. The included battery allows for up to 20 hours of operation in between charges. Recharge 4-14 Hours. Flashlight Length: 8.125". Dial adjustment for mode.