Galwad 4pcs GW-888S Walkie Talkie with Built in LED Torch (Pack of 4) Frequency Range: 400-470MHz; 16 channel; 50 CTCSS/105 CDCSS Each radio has a earpiece; 1500mAh Li-ion battery; Low Voltage Alert; Intelligent Charging Power-saving features to extend battery life;Low battery alarm advises you when to recharge or replace the batteries This simple,economical and convenient item can meet your requirement.This 2pcs Walkie Talkie is helpful for these circumstances:security guard,supermarket connection,construction area indication,most helpful for field survival, biking and hiking.Also,these radios equip led light to meet your need at dark night This piece of two-way radio can connect each other in remote area or wild field, where shell phone signal is poor. You can find you partner in distance of handshake to 2 kilometers. With latest techapplied, it is very easy to use these. All you need is turn these two to the same channel(16 channel to be chosen), push a button, and you can hear from your mate