The Dremel 8100 tool kit includes a 1-hour Li-ion battery charger, the Dremel Detailer's Grip attachment and 15 genuine Dremel accessories. All these items are packed in a convenient soft bag. PACKAGING CONTENTS Dremel 8100 15 high quality Dremel accessories Detailer's Grip attachment (577) 1-Hour battery charger Instruction manual Soft bag TECHNICAL SPECIFICATIONS Battery voltage 7,2 V Battery capacity 1,3 Ah Charging time 1 h Weight 0,413 kg Length 22 cm Width 3,5 cm Depth 5,5 cm No load speed 5.000 - 33.000 1/min Battery technology Lithium-Ion / ECP Speed setting Variable Accessory quick change system Yes: EZ Twist Sound power 85 dB(A) Vibration 2,2 m/s²