The present invention is a toy projectile launcher in the form of a role play accessory such as a belt. The application program may communicate with a Web server, wherein said server proactively communicates with the user in dependence on an automated analysis of a status of a user’s shopping cart, representing items of interest having an unconcluded transaction status, requesting establishment of an interactive voice communication session. The heat sink further includes one or more heat pipes having a first portion disposed within the compartment of the housing and a second portion disposed outside the housing. A keyed portion of the power source connector plug will physically interfere with and not be receivable within a device connector socket when the device connector power rating exceeds the power source connector power rating.