UPower_interfaces.Org_freedesktop_UPower_DeviceSourceval m_GetHistory :
(string * int32 * int32, (int32 * float * int32) list) OBus_member.Method.ttype 'a members = {m_GetHistory : 'a OBus_object.t ->
(string * int32 * int32) ->
(int32 * float * int32) list Lwt.t;m_GetStatistics : 'a OBus_object.t -> string -> (float * float) list Lwt.t;m_Refresh : 'a OBus_object.t -> unit -> unit Lwt.t;p_Capacity : 'a OBus_object.t -> float React.signal;p_Energy : 'a OBus_object.t -> float React.signal;p_EnergyEmpty : 'a OBus_object.t -> float React.signal;p_EnergyFull : 'a OBus_object.t -> float React.signal;p_EnergyFullDesign : 'a OBus_object.t -> float React.signal;p_EnergyRate : 'a OBus_object.t -> float React.signal;p_HasHistory : 'a OBus_object.t -> bool React.signal;p_HasStatistics : 'a OBus_object.t -> bool React.signal;p_IsPresent : 'a OBus_object.t -> bool React.signal;p_IsRechargeable : 'a OBus_object.t -> bool React.signal;p_Model : 'a OBus_object.t -> string React.signal;p_NativePath : 'a OBus_object.t -> string React.signal;p_Online : 'a OBus_object.t -> bool React.signal;p_Percentage : 'a OBus_object.t -> float React.signal;p_PowerSupply : 'a OBus_object.t -> bool React.signal;p_RecallNotice : 'a OBus_object.t -> bool React.signal;p_RecallUrl : 'a OBus_object.t -> string React.signal;p_RecallVendor : 'a OBus_object.t -> string React.signal;p_Serial : 'a OBus_object.t -> string React.signal;p_State : 'a OBus_object.t -> int32 React.signal;p_Technology : 'a OBus_object.t -> int32 React.signal;p_TimeToEmpty : 'a OBus_object.t -> int64 React.signal;p_TimeToFull : 'a OBus_object.t -> int64 React.signal;p_Type : 'a OBus_object.t -> int32 React.signal;p_UpdateTime : 'a OBus_object.t -> int64 React.signal;p_Vendor : 'a OBus_object.t -> string React.signal;p_Voltage : 'a OBus_object.t -> float React.signal;}