Specifications:

Normal battery life (15 batteries for 1-2 hours)-imported 8-inch one-battery chain

Normal battery life (15 batteries for 1-2 hours)-imported 8-inch two-power chain

Normal battery life (15 batteries for 1-2 hours)-imported 8-inch one-electric three-chain

Normal battery life (15 batteries 1-2 hours)-imported 8-inch two-power three chain

Normal battery life (15 batteries for 1-2 hours)-imported 10-inch one-battery chain

Normal battery life (15 batteries 1-2 hours)-imported 10-inch two-power chain

Normal battery life (15 batteries 1-2 hours)-imported 10-inch one-electric three chain

Normal battery life (15 batteries 1-2 hours)-imported 10-inch two-power three chain

Normal battery life (15 batteries for 1-2 hours)-imported 12-inch one-battery chain

Normal battery life (15 batteries 1-2 hours)-imported 12-inch two-power chain

Normal battery life (15 batteries for 1-2 hours)-imported 12-inch one-electric three-chain

Normal battery life (15 batteries 1-2 hours)-imported 12-inch two-power three chain

Long battery life (20 batteries for 1-4 hours)-imported 8-inch one-battery chain

Long battery life (20 batteries for 1-4 hours)-imported 8-inch two-power chain

Long battery life (20 batteries 1-4 hours)-imported 8 inch one electric three chain

Long battery life (20 batteries 1-4 hours)-imported 8-inch two-power three chain

Long battery life (20 batteries 1-4 hours)-imported 10 inch one power chain

Long battery life (20 batteries for 1-4 hours)-imported 10-inch two-power chain

Long battery life (20 batteries 1-4 hours)-imported 10 inch one electric three chain

Long battery life (20 batteries 1-4 hours)-imported 10-inch two-power three chain

Long battery life (20 batteries for 1-4 hours)-imported 12-inch one-battery chain

Long battery life (20 batteries 1-4 hours)-imported 12-inch two-power chain

Long battery life (20 batteries 1-4 hours)-imported 12 inch one electric three chain

Long battery life (20 batteries 1-4 hours)-imported 12-inch two-power three chain