1pc Battery Adapter Electric Power Tool Adapter Converter For 18V Li-ion Battery For Dayi FOR A3/2106 Machine To BL1830 BL1840 B Features: *Work with 18V Li-ion Battery For BL1830 BL1840 BL1850. *The red wire is connected to the positive battery terminal, and the black wire is connected to the negative battery terminal. *Easy to install,locks on you battery very well. *Suitable for high power applications. Specifications: *Product Name: Battery Adapter *Suitable for DayiFOR A3/2106 machine to BL1830 BL1840 battery converter *Depending on the production batch, the silk screen printing will be different. *Material: Plastic *Color: Black *Battery Voltage:18 V *Size: approx.95x74x33mm *Quantity: 1pc Package Included: 1 x Battery Adapter(Not included Battery) Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.