Model: COOPIC SL-272A Scope of application: Suitable for all kinds of environment, such as Photo studio, all need fill light environment. LED number: 136pcs5600K cool color and 136pcs 3200K warm colorMaximum power: 40WMaximum illuminance: 1350LUX/1MColor temperature range: 3200K/5600K (Built-in adjustable)Color Rendering Index: CRI>95Display Usage: LCD displayAccording to the content: Brightness levels, color temperature, batteryControl model: Two Electrical Switches Dimming range: 0-100% Power Supply Mode: NP-F Series batteries or V Mount Battery Charger Specification: DC15V 2A Discharger timeAbout 1.5 hoursCharging time: About 2 hours Connectors: DC socket (inside is outside)Net weight: 1520g WorkingEnvironment temperature: 0-40CStorage temperature: -10-50CRelative humidity: 20%-90%Product size: 428mm*42mm*433mm