Specifications LED Count: 30 Ultra Bright LED's . Color Temperature: 3200K and 5200K Brightness Levels: 3 Modes; Low, Medium, and High Mounting: Standard Hot/Cold Shoe Mount or 1/4" Thread Power Source: Internal Lithium Rechargeable Battery Power Consumption: 1W Charging: Micro USB to USB Cable (Included) Operating Time: Up to 5 Hours (Depending on Brightness Level) Dimensions: 3.1 x 2 x 0.4" (8 x 5 x 1cm) Weight: 1.4 oz (40g)