... 3.Quality assurance 4.Logo printing Solar led Key Chain Light,Plastic key Chain Led light, Color KeyChian light Promotional gifts, practical ... + Iron rings +ABS+Ni-MH batteryLED Light:3pcs x LED bulb Diameter:0.5cm Charging Time:around 5hours Working Time:2- ... ,yellow,orange...Function: suitable used for promoting and advertising gifts LED solar key chain light