Specification: Colors: Black / Green; Material: ABS plastic, stainless steel, the motor; Power by: 2 x AAA batteries (Not include); Suitable hook type: Izumejina: 1-9; Sode: 1-9; Maruseigo: 1-9; Iseama: 1-13; Shinkanto: 0.3-0.8; Basically applicable to all small hooks; Features: -Good accessory for fishing. -Easy to use. Using Method: 1.Put in 2 batteries. 2.Push the line buttons to the right and fix. 3.Tie the fishing line on the fixed bolt. 4.Fix the fishing hook on the device. 5.Put the line around the groove 2 times. 6.Turn on the switch, let it turn around for about 6 times(It depends on yourself). 7.Push the button to the other end. 8.Pull the line hard and slowly and then remove the hook, complete. Package Included: 1 x Electric Tie Fishing Hook; 1 x Small Bag; 1 x Manual; Note: -Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. -Please allow 1-3CM differs due to manual measurement. -Due to the different display and different light. the picture may not reflect the actual color of the item. Thanks for your understanding.