As per RBI guidelines, there are two types of wallets that can be issued and both have different limits. The two types of wallets are Minimum KYC Wallet & Full KYC Wallet. Your current Wallet is a Minimum KYC Wallet.
In Minimum KYC, you are requested to submit the identification number of select documents. In Full KYC, you are required to submit copy of a valid Proof of Identity and Proof of Address with In-person verification done.
As per RBI guidelines, Wallet service offered with Minimum KYC is valid only for 1 year.Learn More at https://www.freecharge.in/termsandconditions