2 Pack Rechargeable D Cell Battery, 2,500 mAh, NiMH (Nickel-Metal Hydride) Also comes with a 9V

Also comes with a 9V battery adapter and a USB cable for the Arduino

Tilt and angle controls for adjusting the light beam vertically and horizontally

Ohio by Ray L

2 mm) for red and 9 in (228

Indicators: 8 LED indicators

2 Pack Rechargeable D Cell Battery, 2,500 mAh, NiMH (Nickel-Metal Hydride) Also comes with a 9VTwo rechargeable D cell batteries. Specifications: Classification: RechargeableChemical System: Nickel Metal Hydride (NiMH)Designation: ANSI 1. 2H4Nominal Voltage: 1. 2 VoltsRated Capacity: 2500 mAh* at 21C (70F)Typical Weight: 73. 0 grams (2. 6 oz.)Typical Volume: 57. 0 cubic centimeters (3. 5 cubic inch)Terminals: Flat ContactJacket: Plastic * Based on 500 mA (0. 2C rate) continuous discharge to 1. 0 volts.