G10T/G10TII LED States:   Transmitter Green when in guitar: On Red flashing when in guitar: Less than 30 minutes battery life left   Green when docked: Fully charged Green flashing when docked: Charging Red flashing when docked: Less than 30 minutes battery life left and charging   Receiver White solid: On and connected to G10 transmitter OR charging docked G10 transmitter White flashing: No signal from G10 transmitter Red flashing: Less than 30 minute